Thread safe crypto

Done by @jvcelak

src/knot/server/server.c

@@ -20,7 +20,6 @@
#include <stdlib.h>
#include <sys/stat.h>
#include <errno.h>
-#include <openssl/evp.h>
#include <assert.h>
#include "common/prng.h"
@@ -35,7 +34,7 @@
#include "libknot/nameserver/name-server.h"
#include "libknot/zone/zonedb.h"
#include "libknot/dname.h"
-#include "libknot/dnssec/cleanup.h"
+#include "libknot/dnssec/crypto.h"
/*! \brief Event scheduler loop. */
static int evsched_run(dthread_t *thread)
@@ -77,7 +76,7 @@ static int evsched_run(dthread_t *thread)
/*! \brief Event scheduler thread destructor. */
static int evsched_destruct(dthread_t *thread)
{
-	knot_dnssec_thread_cleanup();
+	knot_crypto_cleanup_thread();
return KNOT_EOK;
}
@@ -353,8 +352,6 @@ server_t *server_create()
return NULL;
}
knot_ns_set_data(server->nameserver, server);
-	dbg_server("server: initializing OpenSSL\n");
-	OpenSSL_add_all_digests();
// Create XFR handler
server->xfr = xfr_create(XFR_THREADS_COUNT, server->nameserver);